A Class of Orientation-Invariant Yao-type Subgraphs of a Unit Disk Graph.

Thomas Fevens Alaa Eddien Abdallah Tarek El Salti Louisa Harutyunyan A Class of Orientation-Invariant Yao-type Subgraphs of a Unit Disk Graph. 2007 DIALM-POMC conf/dialm/2007 db/conf/dialm/dialm2007.html#FevensASH07